#gmc

P041F: Secondary Air Injection System Switching Valve A Circuit Low

By OBD Codex / February 11, 2024
Is your vehicle showing the P041F code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P0420: Catalyst System Efficiency Below Threshold (Bank 1)

By OBD Codex / February 13, 2024
Is your vehicle showing the P0420 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P0421: Warm Up Catalyst Efficiency Below Threshold (Bank 1)

By OBD Codex / February 11, 2024
Is your vehicle showing the P0421 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P0422: Main Catalyst Efficiency Below Threshold (Bank 1)

By OBD Codex / February 13, 2024
Is your vehicle showing the P0422 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P042C: Catalyst Temperature Sensor Circuit Low (Bank 1, Sensor 2)

By OBD Codex / February 11, 2024
Is your vehicle showing the P042C code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P042E: Exhaust Gas Recirculation A Control Stuck Open

By OBD Codex / February 11, 2024
Is your vehicle showing the P042E code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P042F: Exhaust Gas Recirculation A Control Stuck Closed

By OBD Codex / February 12, 2024
Is your vehicle showing the P042F code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P0430: Catalyst System Efficiency Below Threshold (Bank 2)

By OBD Codex / February 14, 2024
Is your vehicle showing the P0430 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P0435: Catalyst Temperature Sensor Circuit Malfunction (Bank 2, Sensor 1)

By OBD Codex / February 11, 2024
Is your vehicle showing the P0435 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P043A: Catalyst Temperature Sensor Circuit Malfunction (Bank 2, Sensor 2)

By OBD Codex / February 10, 2024
Is your vehicle showing the P043A code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!